# import the opencv library
import cv2
  

# index = 0
# arr = []
# while True:
#     cap = cv2.VideoCapture(index)
#     if not cap.read()[0]:
#         break
#     else:
#         arr.append(index)
#     cap.release()
#     index += 1
# print(arr)

# define a video capture object
vid = cv2.VideoCapture(0)
  
while(True):
      
    # Capture the video frame
    # by frame
    ret, frame = vid.read()
  
    # Display the resulting frame
    cv2.imshow('frame', frame)
      
    # the 'q' button is set as the
    # quitting button you may use any
    # desired button of your choice
    if cv2.waitKey(1) & 0xFF == ord('q'):
        break
  
# After the loop release the cap object
vid.release()
# Destroy all the windows
cv2.destroyAllWindows()